/*
 * This file is part of the Sx Framework Library.
 * 
 * Copyright (C) 2013 University of Colorado Denver
 * <min.choi@ucdenver.edu> <shane.transue@ucdenver.edu>
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy 
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 
 * copies of the Software, and to permit persons to whom the Software is 
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in 
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
 * DEALINGS IN THE SOFTWARE.
 */
#include <sxVega_Integrator.h>

Sx::Vega::Physics::Vega_Integrator::Vega_Integrator(unsigned int nodeCount) : DiscreteIntegrator(nodeCount) {
	this->restPositions = nullptr;
	this->substeps = 40;
}

bool Sx::Vega::Physics::Vega_Integrator::construct(const Util::ArrayList<Eigen::Vector3d> nodes) {
	if ( nodes.size() == 0 ) return false;

	this->restPositions = new double[nodes.size() * 3];
	
	unsigned int index = 0;
	for ( unsigned int i = 0; i < nodes.size(); i++ ) {
		this->restPositions[index] = nodes[i].x();
		this->restPositions[index + 1] = nodes[i].y();
		this->restPositions[index + 2] = nodes[i].z();
		index += 3;
	}
	return true;
}

Sx::Vega::Physics::Vega_Integrator::~Vega_Integrator() {
	delete [] this->restPositions;
}
